./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/signedintegeroverflow-regression/UnaryMinus.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884da3ce-ab8e-410b-875f-2a890d41cab4/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884da3ce-ab8e-410b-875f-2a890d41cab4/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884da3ce-ab8e-410b-875f-2a890d41cab4/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884da3ce-ab8e-410b-875f-2a890d41cab4/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/signedintegeroverflow-regression/UnaryMinus.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884da3ce-ab8e-410b-875f-2a890d41cab4/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884da3ce-ab8e-410b-875f-2a890d41cab4/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3262b2c36586df7af90b9a4a3af0788d1519ec0eb0fe49c71749ff4a584d4093 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:53:24,706 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:53:24,799 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884da3ce-ab8e-410b-875f-2a890d41cab4/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:53:24,805 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:53:24,806 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:53:24,841 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:53:24,844 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:53:24,845 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:53:24,846 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:53:24,847 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:53:24,849 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:53:24,850 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:53:24,850 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:53:24,850 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:53:24,851 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:53:24,851 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:53:24,851 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:53:24,851 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:53:24,852 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:53:24,852 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:53:24,852 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:53:24,856 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:53:24,857 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:53:24,857 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:53:24,857 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:53:24,857 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:53:24,858 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:53:24,858 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:53:24,858 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:53:24,858 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:53:24,859 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:53:24,859 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:53:24,859 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884da3ce-ab8e-410b-875f-2a890d41cab4/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884da3ce-ab8e-410b-875f-2a890d41cab4/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3262b2c36586df7af90b9a4a3af0788d1519ec0eb0fe49c71749ff4a584d4093 [2024-11-08 23:53:25,166 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:53:25,197 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:53:25,201 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:53:25,203 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:53:25,204 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:53:25,205 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884da3ce-ab8e-410b-875f-2a890d41cab4/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/signedintegeroverflow-regression/UnaryMinus.i Unable to find full path for "g++" [2024-11-08 23:53:27,213 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:53:27,470 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:53:27,471 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884da3ce-ab8e-410b-875f-2a890d41cab4/sv-benchmarks/c/signedintegeroverflow-regression/UnaryMinus.i [2024-11-08 23:53:27,484 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884da3ce-ab8e-410b-875f-2a890d41cab4/bin/ukojak-verify-ImItNfHLgk/data/c297adac4/7a9db774ee7c4e9ea7a15303432d31c5/FLAG3c5c67647 [2024-11-08 23:53:27,774 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884da3ce-ab8e-410b-875f-2a890d41cab4/bin/ukojak-verify-ImItNfHLgk/data/c297adac4/7a9db774ee7c4e9ea7a15303432d31c5 [2024-11-08 23:53:27,776 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:53:27,778 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:53:27,779 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:53:27,780 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:53:27,788 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:53:27,789 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:53:27" (1/1) ... [2024-11-08 23:53:27,793 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a11ef87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:27, skipping insertion in model container [2024-11-08 23:53:27,793 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:53:27" (1/1) ... [2024-11-08 23:53:27,835 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:53:28,120 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:53:28,126 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:53:28,162 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:53:28,189 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:53:28,189 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:28 WrapperNode [2024-11-08 23:53:28,189 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:53:28,191 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:53:28,191 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:53:28,191 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:53:28,199 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:28" (1/1) ... [2024-11-08 23:53:28,207 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:28" (1/1) ... [2024-11-08 23:53:28,226 INFO L138 Inliner]: procedures = 104, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 12 [2024-11-08 23:53:28,227 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:53:28,227 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:53:28,227 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:53:28,227 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:53:28,236 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:28" (1/1) ... [2024-11-08 23:53:28,236 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:28" (1/1) ... [2024-11-08 23:53:28,238 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:28" (1/1) ... [2024-11-08 23:53:28,238 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:28" (1/1) ... [2024-11-08 23:53:28,240 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:28" (1/1) ... [2024-11-08 23:53:28,242 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:28" (1/1) ... [2024-11-08 23:53:28,242 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:28" (1/1) ... [2024-11-08 23:53:28,243 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:28" (1/1) ... [2024-11-08 23:53:28,244 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:53:28,245 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:53:28,246 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:53:28,246 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:53:28,247 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:53:28" (1/1) ... [2024-11-08 23:53:28,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:53:28,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884da3ce-ab8e-410b-875f-2a890d41cab4/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:53:28,277 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884da3ce-ab8e-410b-875f-2a890d41cab4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:53:28,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884da3ce-ab8e-410b-875f-2a890d41cab4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:53:28,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:53:28,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:53:28,432 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:53:28,434 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:53:28,526 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-08 23:53:28,527 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:53:28,567 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:53:28,569 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:53:28,570 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:53:28 BoogieIcfgContainer [2024-11-08 23:53:28,570 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:53:28,572 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:53:28,573 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:53:28,585 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:53:28,585 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:53:28" (1/1) ... [2024-11-08 23:53:28,597 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:53:28,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:28,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2024-11-08 23:53:28,663 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2024-11-08 23:53:28,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-08 23:53:28,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:28,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:53:28,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:28,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:53:28,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:28,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 9 states and 8 transitions. [2024-11-08 23:53:28,854 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 8 transitions. [2024-11-08 23:53:28,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 23:53:28,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:28,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:53:28,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:53:28,863 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:53:28,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:53:28,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:53:28,890 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:53:28,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:53:28,901 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:53:28,920 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:53:28 ImpRootNode [2024-11-08 23:53:28,920 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:53:28,921 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:53:28,921 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:53:28,921 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:53:28,922 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:53:28" (3/4) ... [2024-11-08 23:53:28,923 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-08 23:53:28,957 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884da3ce-ab8e-410b-875f-2a890d41cab4/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:53:28,957 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:53:28,958 INFO L158 Benchmark]: Toolchain (without parser) took 1180.30ms. Allocated memory is still 138.4MB. Free memory was 105.3MB in the beginning and 61.0MB in the end (delta: 44.3MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-11-08 23:53:28,959 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 138.4MB. Free memory was 109.9MB in the beginning and 109.9MB in the end (delta: 28.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:53:28,959 INFO L158 Benchmark]: CACSL2BoogieTranslator took 410.60ms. Allocated memory is still 138.4MB. Free memory was 104.9MB in the beginning and 88.6MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 23:53:28,960 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.14ms. Allocated memory is still 138.4MB. Free memory was 88.6MB in the beginning and 87.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:53:28,960 INFO L158 Benchmark]: Boogie Preprocessor took 17.42ms. Allocated memory is still 138.4MB. Free memory was 87.1MB in the beginning and 86.2MB in the end (delta: 966.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:53:28,961 INFO L158 Benchmark]: RCFGBuilder took 325.33ms. Allocated memory is still 138.4MB. Free memory was 86.0MB in the beginning and 76.6MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 23:53:28,962 INFO L158 Benchmark]: CodeCheck took 348.31ms. Allocated memory is still 138.4MB. Free memory was 76.6MB in the beginning and 62.4MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:53:28,962 INFO L158 Benchmark]: Witness Printer took 36.22ms. Allocated memory is still 138.4MB. Free memory was 62.4MB in the beginning and 61.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:53:28,965 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 10 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 0 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 1 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 333]: integer overflow possible integer overflow possible We found a FailurePath: [L332] int minInt = -2147483647 - 1; VAL [minInt=-2147483648] [L333] -minInt * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 138.4MB. Free memory was 109.9MB in the beginning and 109.9MB in the end (delta: 28.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 410.60ms. Allocated memory is still 138.4MB. Free memory was 104.9MB in the beginning and 88.6MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.14ms. Allocated memory is still 138.4MB. Free memory was 88.6MB in the beginning and 87.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.42ms. Allocated memory is still 138.4MB. Free memory was 87.1MB in the beginning and 86.2MB in the end (delta: 966.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 325.33ms. Allocated memory is still 138.4MB. Free memory was 86.0MB in the beginning and 76.6MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 348.31ms. Allocated memory is still 138.4MB. Free memory was 76.6MB in the beginning and 62.4MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 36.22ms. Allocated memory is still 138.4MB. Free memory was 62.4MB in the beginning and 61.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-08 23:53:29,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884da3ce-ab8e-410b-875f-2a890d41cab4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)